where can i find leptin

{"cid":"91187139","title":"Human Leptin Sandwich ELISA Kit for Accurate Quantitative Detection","imgUrl":"https:\/\/img.chinax.com\/nimg\/d4\/b6\/cff05a32e4dfd6cc9efe3b897f9e-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"BT Lab","Model Number":"Cat.No E1559Hu","Minimum Order Quantity":"Negotiation","Delivery Time":"1-3 business days, bulk order within one week","Certification":"CE, ISO9001:2005, MSDS","Place of Origin":"Shanghai, China","Payment Terms":"T\/T, Western Union","Supply Ability":"In Stock","Packaging Details":"Wrapped with ice pack and styrofoam package","Target Protein":"Leptin","Uniprot No.":"P41159","Assay Time":"2 hours","Known as":"LEP","Customized":"Acceptable","Lead Time":"Within 48 hours"}}

{"cid":"91168122","title":"Leptin Green Slimming Coffee 1000 Effctive Weight Loss","imgUrl":"https:\/\/img.chinax.com\/nimg\/8c\/8c\/2f21a7483dfbd95943ba2c0ddb86-200x200-1.jpg","attrs":{"Price":"usd 4","Minimum Order Quantity":"100","Delivery Time":"7 days","Place of Origin":"China","Payment Terms":"Western Union, MoneyGram","Supply Ability":"10000","Packaging Details":"by air"}}